<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<table border="1" width="70%">
    <tr >
     <td >序号</td>
     <td colspan="2">专业方向</td>
     <td>序号</td>
     <td colspan="2">专业名称</td>
    </tr>

    <tr >
        <td >1</td>
        <td colspan="2">java应用开发</td>
        <td>360人</td>
        <td colspan="2">2.5年</td>
    </tr>

    <tr >
        <td >2</td>
        <td colspan="2">全栈应用开发</td>
        <td>240人</td>
        <td colspan="2">2.5年</td>
    </tr>
</table>
</body>
</html>